Here is the latest Iowa news from The Associated Press at 3:40 a.m. CDT

DES MOINES, Iowa (AP) — About two dozen environmental demonstrators are undertaking a 100-mile march in Iowa to protest the Dakota Access oil pipeline in Iowa. The Des Moines Register reports that they began their eight-day trek Saturday in Des Moines. Advocacy groups Bold Iowa and Indigenous Iowa organized the march to show unity against the $3.8 billion, four-state pipeline. Protesters plan to walk 10-15 miles a day, completing the march Saturday in Fort Dodge.

DES MOINES, Iowa (AP) — Three people are dead and two others are injured after a three-vehicle crash on Interstate Highway 29 in western Iowa. The Des Moines Register reports the Iowa State Patrol is investigating the cause of the Sunday crash in Harrison County north of Omaha, Nebraska. According to the Iowa State Patrol, an 80-year-old Rock Valley man drove off the road, across the median and hit two vehicles near Little Sioux.

MADISON, Wis. (AP) — Democrats know who their voters are. They just have to figure out how to get them to the polls in November. That’s why the liberal group NextGen America is pouring more than $30 million into an effort to mobilize and energize young voters in 11 battleground states. It includes things such as setting up a dog petting booth on the University of Wisconsin-Madison to attract students and register them to vote. The group has nearly 800 organizers on 421 college campuses.

BROOKLYN, Iowa (AP) — The father of slain Iowa college student Mollie Tibbetts says his daughter’s death should not be used to promote political agendas. A Mexican farmworker suspected of being in the U.S. illegally has been charged in Tibbetts’ death. Rob Tibbetts in an opinion piece in The Des Moines Register spoke out against using “Mollie’s soul in advancing views she believed were profoundly racist.”